What is GHSA-3g7m-9qmc-qg57?

GHSA-3g7m-9qmc-qg57 is a security advisory published by GitHub Security Advisories with High severity. A integer overflow that can lead to a buffer overrread in the XRes QueryResourceBytes Swap Path...

Which CVE IDs does GHSA-3g7m-9qmc-qg57 cover?

GHSA-3g7m-9qmc-qg57 covers the following CVE IDs: CVE-2026-109094. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-3g7m-9qmc-qg57High

A integer overflow that can lead to a buffer overrread in the XRes QueryResourceBytes Swap Path...

Vendor

GitHub Security Advisories

Published

November 13, 2026

Last Modified

November 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-109094 →

📋 Description

A integer overflow that can lead to a buffer overrread in the XRes QueryResourceBytes Swap Path in the X.Org xwayland before 24.1.15 and X Server before 21.1.26 on 32bit systems could be used by authenticated clients to crash the X server.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-109094
https://gitlab.freedesktop.org/xorg/xserver/-/commit/a59678e491a762e504829cac069cf37f4ccafe0d
https://github.com/advisories/GHSA-3g7m-9qmc-qg57